Stingray Digital Group Inc.’s Stingray Business division, which provides background music and digital signage to businesses, is expanding in Europe. It said Friday it has purchased Belgian company DJ-Matic, which also operates in the Netherlands, Germany, and Denmark. It provides in-store media, such as music, video and digital signage to locations including stores, bars, hotels and gyms. Stingray CEO Eric Boyko said in the release the acquisition “will be at the core of our European expansion strategy.” It follows other recent acquisitions for Stingray business, including the purchase of Canadian company Novramedia. “I am confident that with the continued support of DJ-Matic’s leadership, we will establish Stingray Business as the go-to background music provider across the continent,” Boyko said.